With 17 days to go until Essendon’s Round 1 clash with Hawthorn, the Don The Stat Guernsey Countdown  turns to Guernsey Number 17 . The number was first worn during the 1911 finals series , when Les White  became its first Essendon wearer following the introduction of jumper numbers. The first extended tenure in the number belonged to Bill Sewart , who wore 17 from 1912 to 1915 , playing 61 games  and winning the 1912 Premiership . In the interwar period, Garnet Campbell  bec